Mean performance on the reading scale for fourth grade students. Total is the average scale score for fourth graders on the PIRLS reading assessment. The scale centerpoint is 500. Data reflects country performance in the stated year, but may not be comparable across years or countries. Consult the PIRLS website for more detailed information: http://timssandpirls.bc.edu/

sourceOrganization

International Association for the Evaluation of Educational Achievement (IEA) Progress in International Reading Literacy Study (PIRLS)